src/xz/suffix.c

3 /// \file       suffix.c
4 /// \brief      Checks filename suffix and creates the destination filename
19 // For case-insensitive filename suffix on case-insensitive systems
53 /// \brief      Test for special suffix used for 8.3 short filenames (SFN)
79 /// \param      suffix      Filename suffix to look for
83 /// \return     If src_name has the suffix, src_len - strlen(suffix) is
87 test_suffix(const char *suffix, const char *src_name, size_t src_len)
89 	const size_t suffix_len = strlen(suffix);
92 	// the suffix. src_name may contain path to the filename, so we
98 	if (strcmp(suffix, src_name + src_len - suffix_len) == 0)
105 /// \brief      Removes the filename suffix of the compressed file
108 ///             suffix.
134 					"--suffix=.SUF is required unless "
164 		message_warning(_("%s: Filename has an unknown suffix, "
183 msg_suffix(const char *src_name, const char *suffix)
185 	message_warning(_("%s: File already has `%s' suffix, skipping"),
186 			src_name, suffix);
191 /// \brief      Appends suffix to src_name
218 			// --format=raw requires specifying the suffix
239 	// Recognize also the special suffix that is used when long
240 	// filename (LFN) support isn't available. This suffix is
256 	// since the suffix handling when decoding is weird now.
259 				"--suffix=.SUF is required unless "
264 	const char *suffix = custom_suffix != NULL
266 	size_t suffix_len = strlen(suffix);
273 		// Look for suffix separator from the filename, and make sure
291 					&& suffix[0] == '.')
306 			suffix = tar_suffixes[format];
312 				// Instead of the .xz suffix, use a single
323 				suffix = "-";
327 			if (suffix[0] == '.') {
328 				// The first character of the suffix is a dot.
330 				// and replace it with the new suffix.
338 				// The first character of the suffix is not
349 				// Truncate the suffix to three chars:
365 	memcpy(dest_name + src_len, suffix, suffix_len);
378 	// the string to compare the suffix, so calculate the length here.
388 suffix_set(const char *suffix)
390 	// Empty suffix and suffixes having a directory separator are
392 	if (suffix[0] == '\0' || has_dir_sep(suffix))
393 		message_fatal(_("%s: Invalid filename suffix"), suffix);
395 	// Replace the old custom_suffix (if any) with the new suffix.
397 	custom_suffix = xstrdup(suffix);